228864308 has 12 divisors (see below), whose sum is σ = 400690080. Its totient is φ = 114381432.

The previous prime is 228864299. The next prime is 228864313. The reversal of 228864308 is 803468822.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1418 + ... + 21441.

It is an arithmetic number, because the mean of its divisors is an integer number (33390840).

Almost surely, 2^228864308 is an apocalyptic number.

It is an amenable number.

228864308 is a deficient number, since it is larger than the sum of its proper divisors (171825772).

228864308 is a wasteful number, since it uses less digits than its factorization.

228864308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25366 (or 25364 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 41.

The square root of 228864308 is about 15128.2618961994. The cubic root of 228864308 is about 611.6824537730.

The spelling of 228864308 in words is "two hundred twenty-eight million, eight hundred sixty-four thousand, three hundred eight".